Alert archive / Texas / Tornado Warnings in 1990

Tornado Warning 59, NWS Fort Worth, TX

May 18, 1990McLennan County, Texas

NWS Fort Worth, TX issued this tornado warning at May 18, 1990, 4:04 PM CDT for McLennan County, Texas. It was in force for 56 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
May 18, 1990, 4:04 PM CDT (21:04 UTC)
Expired
May 18, 1990, 5:00 PM CDT
In force
56 min
Issued by
NWS Fort Worth, TX
Area
Whole counties

County McLennan County, TX

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

What was reported inside it

TimeReportWhereRemark
May 18, 4:25 PM CDTTornado F2Mclennan, TX

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

Stephenville/Cla, TX (KSEP), launched 12:00Z, 9.1 hours before the alert went out and 113 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Stephenville/Cla, TX at 12:00Z on 1990-05-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 9 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Stephenville/Cla, TX at 12:00Z on 1990-05-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 35 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
9 J/kg
Mixed-layer CIN
-320 J/kg
Mixed-layer LCL
1186 m above ground
0-6 km bulk shear
12 kt
0-1 km storm-relative helicity
35 m²/s²
0-3 km storm-relative helicity
119 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KACT 182106
TORACT
TXC309-182200-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE WACO TX
404 PM CDT FRI MAY 18 1990
 
THE NATIONAL WEATHER SERVICE IN WACO HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  500 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN NORTH CENTRAL TEXAS
 
   ...MCLENNAN COUNTY
 
AT 405 PM CDT A FUNNEL WAS SPOTTED JUST WEST OF WACO
REGIONAL AIRPORT MOVING NORTHEAST AT 20 MPH.
 
 
IF YOU ARE IN THE PATH OF A TORNADO...THE SAFEST PLACE IS A
BASEMENT.  GET UNDER A WORKBENCH OR PIECE OF STURDY FURNITURE.
IF NO BASEMENT IS AVAILABLE...SEEK SHELTER IN AN INTERIOR ROOM
SUCH AS A CLOSET ON THE LOWEST FLOOR.  USE BLANKETS...PILLOWS...
OR CUSHIONS TO COVER YrOUR BODY.  AVOID WINDOWS.
 
IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED
BUILDING.  AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH
OR LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

What forecasters said that day

The local office's own words before this tornado warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Special weather statement, May 18, 1:39 PM CDT, 2 hours 25 minutes before
TXZ031-037-181935-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WACO TX
135 PM CDT FRI MAY 18 1990

AT 130 PM CDT SHOWERS AND THUNDERSTORMS...SOME WITH VERY HEAVY RAIN...
EXTENDED WEST OF A LINE FROM 25 MILES SOUTHEAST OF BRENHAM TO 10 MILES
NORTHEAST OF STEPHENVILLE.  THE AREA EXTENDED WESTWARD TO A LINE FROM NEAR
BROWNWOOD TO SOUTH OF AUSTIN.  THE HEAVIEST RAIN WAS OCCURRING OVER
CORYELL COUNTY SOUTH OF GATESVILLE AND EXTREME EASTERN LAMPASAS COUNTY
20 MILES NORTHEAST OF LAMPASAS.  MOVEMENT WAS NORTHEAST AT 25 MILES AN
HOUR.

PERSONS IN CORYELL COUNTY SHOULD BE ON THE LOOKOUT FOR BRIEF VERY HEAVY
RAIN...GUSTY WINDS AND DANGEROUS LIGHTNING.  STAY TUNED TO NOAA WEATHER
RADIO OR TO LOCAL RADIO AND TELEVISION STATIONS FOR LATER STATEMENTS.
Special weather statement, May 18, 2:22 PM CDT, 1 hour 42 minutes before
TX025-182030-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
220 PM CDT FRI MAY 18 1990

AT 215 PM...WEATHER SERVICE RADAR INDICATED A STRONG THUNDERSTORM
JUST SOUTHEAST OF COMANCHE. ANEOTHER STRONG THUNDERSTORM WAS JUST
SOUTHWEST OF COMANCHE. MOVEMENT WAS EAST AT 15 MILES AN HOUR.

THESE THUNDERSTORMS ARE CAPABLE OF PRODUCING STRONG GUSTY WINDS
AND VERY HEAVY RAINS.

STAY TUNED TO THIS STATION FOR LATER STATEMENTS.
Special weather statement, May 18, 2:56 PM CDT, 1 hour 8 minutes before
TXZ031-037-182055-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WACO TX
250 PM CDT FRI MAY 18 1990

...THE SEVERE THUNDERSTORM WARNING FOR CORYELL COUNTY IS NO LONGER
IN EFFECT...

...A TORNADO WATCH IS IN EFFECT UNTIL 800 PM CDT FOR BELL...BOSQUE...
BRAZOS...CORYELL...FALLS...HILL...MCLENNAN...ROBERTSON...GRIMES...
WASHINGTON AND MILAM COUNTIES OF CENTRAL AND SOUTHCENTRAL TEXAS...

AT 240 PM CDT SHOWERS AND THUNDERSTORMS EXTENDED FROM 25 MILES EAST
OF GEORGETOWN TO NEAR GATESVILLE TO 20 MILES SOUTH OF STEPHENVILLE.
THE HEAVIEST RAIN WAS OVER EXTREME NORTHERN WILLIAMSON COUNTY
NORTHWEST OF GRANGER...AND 5 MILES EAST OF GATESVILLE IN CORYELL COUNTY
AND ON THE BOSQUE/HAMILTON COUNTY LINE SOUTHWEST OF MERIDIAN.  MOVEMENT
WAS NORTHEAST AT 20 MILES AN HOUR.

PERSONS IN BELL...CORYELL AND BOSQUE COUNTIES SHOULD BE ON THE LOOKOUT
FOR VERY HEAVY RAIN...STRONG GUSTY WINDS AND DANGEROUS LIGHTNING.
STAY TUNED TO NOAA WEATHER RADIO FOR THE LATEST IN WEATHER INFORMATION.
Special weather statement, May 18, 3:12 PM CDT, 52 minutes before
TX025-026-182130-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
310 PM CDT FRI MAY 18 1990

AT 305 PM...WEATHER SERVICE RADAR INDICATED DEVELOPING SCATTERED SHOWERS
AND THUNDERSTORMS OVER THE SOUTH AND SOUTHWEST PARTS OF NORTH CENTRAL
TEXAS. STRONG THUNDERSTORMS WERE OVER EASTERN COMANCHE AND WESTERN ERATH
COUNTY. MOVEMENT WAS EAST TO NORTHEAST AT 25 MILES AN HOUR.

THE STRONGER THUNDERSTORMS ARE CAPABLE OF PRODUCING STRONG GUST%Y WINDS
AND VERY HEAVY RAINS.

STAY TUNED TO THIS STATION FOR LATER STATEMENTS.
Special weather statement, May 18, 3:42 PM CDT, 22 minutes before
TXZ031-037-182140-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WACO TX
340 PM CDT FRI MAY 18 1990

...A TORNADO WATCH IS IN EFFECT UNTIL 800 PM CDT FOR BELL...BOSQUE...
BRAZOS...CORYELL...FALLS...HILL...MCLENNAN...ROBERTSON...GRIMES...
WASHINGTON AND MILAM COUNTIES OF CENTRAL AND SOUTHCENTRAL TEXAS...

AT 335 PM CDT SHOWERS AND THUNDERSTORMS EXTENDED NORTH AND EAST OF A
LINE FROM NORTHWEST OF HOUSTON TO NEAR GEORGETOWN TO 15 MILES EAST OF
COMANCHE.  THE AREA EXTENDED TO A LINE FROM NORTH OF HOUSTON TO
NORTHWEST OF CROCKETT TO NEAR WAXAHACHIE.  THE HEAVIEST RAIN WAS
OCCURRING  OVER ROBERTSON COUNTY NEAR FRANKLIN...OVER MCLENNAN COUNTY
10 MILES WEST OF WACO AND OVER NORTHEAST LEON COUNTY 20 MILES NORTHEAST
OF CENTERVILLE.  MOVEMENT WAS NORTHEAST AT 20 MILES AN HOUR.

PERSONS IN MCLENNAN...ROBERSTON AND LEON COUNTIES SHOULD BE ON THE
LOOKOUT FOR VERY HEAVY RAIN...STRONG GUSTY WINDS AND DANGEROUS
LIGHTNING.  STAY TUNED TO NOAA WEUATHER RADIO FOR THE LATEST IN WEATHER
INFORMATION.

The office that day

Everything else NWS Fort Worth, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 18, 2:03 PM CDTSevere Thunderstorm WarningFWDCoryell57 min
May 18, 4:26 PM CDTTornado WarningFWDHill64 min
May 18, 5:50 PM CDTSevere Thunderstorm WarningFWDMcLennan25 min
May 18, 6:01 PM CDTSevere Thunderstorm WarningFWDBosque44 min

Nearby

Tornado Warnings in Texas, 1990Every tornado warning in 1990Tornadoes in 1990

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.